LITTELFUSE INC /DE (LFUS) Operating Margin
- Operating margin · 12 months: Value (m); Formula and calculation Operating income / revenue. Period ending 2026-03-28..
Operating margin
Overview →Financial period ending 2026-03-28; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| Operating margin · 12 months | (m) | Operating income / revenue. Period ending 2026-03-28. Calculation unavailable: missing inputs remain (m). |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Operating income | 68.54M USD | Operating Income (Loss) |
| Revenue | (m) | |
| Cost of products and services | 1.54B USD | Cost of Goods and Services Sold |
| Research and development | 110.59M USD | Research and Development Expense |
| Selling, general and administration | 393.39M USD | Selling, General and Administrative Expense |
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Operating income (USD) | Revenue (USD) | Cost of products and services (USD) | Research and development (USD) | Selling, general and administration (USD) | Operating margin |
|---|---|---|---|---|---|---|
| 2026-03-28 | $68.54M | (m) | $1.54B | $110.59M | $393.39M | (m) |
| 2025-12-27 | $37.53M | (m) | $1.48B | $106.90M | $381.77M | (m) |
| 2025-09-27 | $210.84M | (m) | $1.46B | $106.27M | $369.82M | (m) |
| 2025-06-28 | $201.25M | (m) | $1.43B | $105.41M | $354.15M | (m) |
| 2025-03-29 | $173.98M | (m) | $1.40B | $106.15M | $352.00M | (m) |
| 2024-12-28 | $158.78M | (m) | $1.40B | $107.77M | $350.42M | (m) |
| 2024-09-28 | $272.80M | (m) | $1.39B | $106.44M | $347.99M | (m) |
| 2024-06-29 | $278.63M | (m) | $1.42B | $105.46M | $351.30M | (m) |
| 2024-03-30 | $305.17M | (m) | $1.45B | $102.81M | $352.47M | (m) |
| 2023-12-30 | $360.86M | (m) | $1.46B | $102.43M | $354.65M | (m) |
| 2023-09-30 | $390.54M | (m) | $1.51B | $104.08M | $356.05M | (m) |
| 2023-07-01 | $418.77M | (m) | $1.53B | $104.34M | $359.06M | (m) |
| 2023-04-01 | $460.88M | (m) | $1.51B | $103.34M | $357.62M | (m) |
| 2022-12-31 | $500.83M | (m) | $1.51B | $95.60M | $344.81M | (m) |
| 2022-10-01 | $499.42M | (m) | $1.48B | $87.82M | $335.21M | (m) |
| 2022-07-02 | $497.66M | (m) | $1.40B | $77.85M | $312.45M | (m) |
| 2022-04-02 | $459.75M | (m) | $1.37B | $70.76M | $292.68M | (m) |
| 2022-01-01 | $385.64M | (m) | $1.31B | $65.94M | $275.46M | (m) |
| 2021-09-25 | $357.86M | (m) | $1.22B | $58.86M | $249.25M | (m) |
| 2021-06-26 | $302.31M | (m) | $1.14B | $56.05M | $231.71M | (m) |
| 2021-03-27 | $194.10M | (m) | $1.03B | $52.81M | $211.59M | (m) |
| 2020-12-26 | $162.37M | (m) | $944.52M | $52.54M | $204.51M | (m) |
| 2020-09-26 | $129.68M | (m) | $909.07M | $58.99M | $212.08M | (m) |
| 2020-06-27 | $112.28M | (m) | $886.70M | $65.67M | $215.84M | (m) |
| 2020-03-28 | $176.87M | (m) | $934.54M | $73.72M | $219.52M | (m) |
| 2019-12-28 | $192.79M | (m) | $962.42M | $80.54M | $228.09M | (m) |
| 2019-09-28 | $212.10M | (m) | $985.31M | $84.15M | $242.31M | (m) |
| 2019-06-29 | $241.16M | (m) | $1.01B | $84.88M | $257.86M | (m) |
| 2019-03-30 | $248.15M | (m) | $1.05B | $86.17M | $273.44M | (m) |
| 2018-12-29 | $225.05M | (m) | $1.07B | $87.30M | $288.00M | (m) |
| 2018-09-29 | $224.20M | (m) | (m) | $79.36M | $276.47M | (m) |
| 2018-06-30 | $206.58M | (m) | (m) | $70.90M | $263.45M | (m) |
| 2018-03-31 | $207.23M | (m) | (m) | $60.88M | $243.64M | (m) |
| 2017-12-30 | $218.51M | $1.22B | (m) | $50.49M | $212.83M | 17.89% |
| 2017-09-30 | $208.72M | $1.20B | (m) | $48.19M | $212.98M | 17.38% |
| 2017-07-01 | $177.64M | $1.16B | (m) | $46.60M | $212.81M | 15.27% |
| 2017-04-01 | $147.07M | $1.12B | (m) | $45.78M | $210.47M | 13.11% |
| 2016-12-31 | $130.64M | $1.06B | (m) | $42.20M | $206.13M | 12.37% |
| 2016-10-01 | $119.51M | $991.66M | (m) | (m) | (m) | 12.05% |
| 2016-07-02 | $100.57M | $926.84M | (m) | (m) | (m) | 10.85% |
| 2016-04-02 | $107.04M | $876.95M | (m) | (m) | (m) | 12.21% |
| 2016-01-02 | (m) | (m) | (m) | $30.80M | $153.71M | (m) |
| 2015-09-26 | $100.69M | $854.46M | (m) | $30.51M | $149.95M | 11.78% |
| 2015-06-27 | $132.24M | $856.56M | (m) | $30.48M | $149.59M | 15.44% |
| 2015-03-28 | $129.79M | $855.45M | (m) | $30.93M | $149.15M | 15.17% |
| 2014-12-27 | $133.83M | $852.00M | (m) | $31.12M | $146.97M | 15.71% |
| 2014-09-27 | $140.26M | $843.50M | (m) | $29.52M | $143.71M | 16.63% |
| 2014-06-28 | $137.69M | $826.94M | (m) | $28.29M | $141.50M | 16.65% |
| 2014-03-29 | $135.35M | $793.79M | (m) | $26.27M | $137.63M | 17.05% |
| 2013-12-31 | $129.88M | $757.85M | (m) | (m) | (m) | 17.14% |
| 2013-12-28 | $129.88M | $757.85M | (m) | $24.41M | $132.66M | 17.14% |
| 2013-09-28 | $115.08M | $718.52M | (m) | $23.40M | $132.17M | 16.02% |
| 2013-06-29 | $108.45M | $690.17M | (m) | $22.69M | $128.33M | 15.71% |
| 2013-03-30 | $109.16M | $678.25M | (m) | $21.79M | $125.07M | 16.09% |
| 2012-12-31 | $106.87M | $667.91M | (m) | (m) | (m) | 16.00% |
| 2012-12-29 | $106.87M | $667.91M | (m) | $21.23M | $124.28M | 16.00% |
| 2012-09-29 | $106.97M | $656.31M | (m) | $20.24M | $119.09M | 16.30% |
| 2012-06-30 | $105.61M | $657.61M | (m) | $20.03M | $120.50M | 16.06% |
| 2012-03-31 | $108.81M | $658.37M | (m) | $19.80M | $117.75M | 16.53% |
| 2011-12-31 | $113.90M | $664.96M | (m) | $19.44M | $116.74M | 17.13% |
| 2011-10-01 | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-07-02 | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-04-02 | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-01-01 | $107.57M | $608.02M | (m) | $17.60M | $103.67M | 17.69% |
| 2010-10-02 | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-07-03 | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-01-02 | $13.70M | $430.15M | (m) | $18.13M | $88.51M | 3.18% |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
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